Home / 11,782.18-17,673.41-3,016.86

Finding the Fourth Proportional to 11,782.18, 17,673.41 and 3,016.86

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Solution

The fourth proportional to 11,782.18, 17,673.41 and 3,016.86 is: 4,525.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,782.18 : 17,673.41 = 3,016.86 : x
  2. Step 2: Convert to fraction form
    11,782.18/17,673.41 = 3,016.86/x
  3. Step 3: Cross multiply
    11,782.18x = 17,673.41 × 3,016.86
  4. Step 4: Simplify right side
    11,782.18x = 53,318,203.69
  5. Step 5: Solve for x
    x = 53,318,203.69/11,782.18
  6. Step 6: Final answer
    x = 4,525.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.